page 19
Pc-Board DRV05 / DRV15
The pc-board DRV05 is the primary driver board of the MicorMIG 400.
Since week18 2017 the DRV05 was replaced by the DRV15. For details see page 27.
Functions
- primary driving of the transformer
- capture primary input current
- measuring temperatures
- generating internal supply voltages
- driving fans
- switching power-up relays
- PE monitoring
- coding power unit
- monitoring mains voltage
- monitoring bus voltage
LEDs
LED
state
designation
1 (red)
blinking (1 Hz)
normal operation
blinking (3 Hz)
when switching off the machine (no mains voltage present)
lit weak
DSP not programmed
off
3.3V supply voltage is missing
Measuring points
designation
measuring
point
result
bus voltage
(from rectifier)
X17-4
X17-1
+Uz
-Uz
ca. +580 V DC
bus voltage
(at the power modules)
T13
T14
+Uz
-Uz
ca. +580 V DC
supply v24V
X6-2, X7-2, X11-2
X6-1, X7-1, X11-1
+
-
+24V DC
supply v16V
(X19) X2-1
(X19) X2-2
+
-
+16V DC
supply v16V (primary)
X14-2
X17-1 / T14
+
-Uz
+16V DC
supply v60V
X1-5
X1-6
+
-
+60V DC